4094360721 has 12 divisors (see below), whose sum is σ = 6451720080. Its totient is φ = 2481430680.

The previous prime is 4094360707. The next prime is 4094360741. The reversal of 4094360721 is 1270634904.

4094360721 is a `hidden beast` number, since 4 + 0 + 9 + 43 + 607 + 2 + 1 = 666.

4094360721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4094360721 - 2²⁵ = 4060806289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4094360741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20678491 + ... + 20678688.

It is an arithmetic number, because the mean of its divisors is an integer number (537643340).

Almost surely, 2^4094360721 is an apocalyptic number.

It is an amenable number.

4094360721 is a deficient number, since it is larger than the sum of its proper divisors (2357359359).

4094360721 is a wasteful number, since it uses less digits than its factorization.

4094360721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41357196 (or 41357193 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 4094360721 is about 63987.1918511822. The cubic root of 4094360721 is about 1599.7865237322.

The spelling of 4094360721 in words is "four billion, ninety-four million, three hundred sixty thousand, seven hundred twenty-one".